package com.atguigu.tingshu.album.api;

import com.atguigu.tingshu.album.config.MinioConstantProperties;
import com.atguigu.tingshu.common.result.Result;
import io.minio.BucketExistsArgs;
import io.minio.MakeBucketArgs;
import io.minio.MinioClient;
import io.minio.PutObjectArgs;
import io.minio.errors.MinioException;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.net.URL;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.UUID;

@Tag(name = "上传管理接口")
@RestController
@RequestMapping("api/album")
public class FileUploadApiController {

    @Autowired
    private MinioConstantProperties minioConstantProperties;


    @Operation(summary = "文件上传")
    @PostMapping("/fileUpload")
    public Result fileUpload(MultipartFile file) {
        //声明一个url  变量存储文件上传之后的地址
        String url =  "";
        //使用minio   进行文件上传   需要调用Api
        try {
            // Create a minioClient with the MinIO server playground, its access key and secret key.
            MinioClient minioClient =
                    MinioClient.builder()
                            .endpoint(minioConstantProperties.getEndpointUrl())
                            .credentials(minioConstantProperties.getAccessKey(), minioConstantProperties.getSecreKey())
                            .build();

            // Make 'asiatrip' bucket if not exist.
            boolean found =
                    minioClient.bucketExists(BucketExistsArgs.builder().bucket(minioConstantProperties.getBucketName()).build());
            if (!found) {
                // Make a new bucket called 'asiatrip'.
                minioClient.makeBucket(MakeBucketArgs.builder().bucket(minioConstantProperties.getBucketName()).build());
            } else {
                System.out.println("Bucket 'asiatrip' already exists.");
            }
            //  生成一个上传之后的文件名称:
            //  获取到原始文件名称. atguigu.jpg;
            //  String originalFilename = file.getOriginalFilename(); // at.guigu.jpg subString(); lastIndexOf(".");
            //  FilenameUtils.getExtension(originalFilename); // jpg
            String fileName = UUID.randomUUID().toString().replaceAll("-","")+file.getOriginalFilename();
            //  minioClient.uploadObject() 需要文件上传原始路径。
            minioClient.putObject(
                    PutObjectArgs.builder().bucket(minioConstantProperties.getBucketName()).object(fileName).stream(
                                    file.getInputStream(), file.getSize(), -1)
                            .contentType(file.getContentType())
                            .build());
            //  imgcps.jd.com/img-cubic/creative_server_cia_jdcloud/v2/2000366/15896288178/FocusFullshop/CkJqZnMvdDEvNjY0MTcvMjUvMjQ3NzkvNTUzMTYvNjQxY2Y4MmJGNDJmZTMyNWYvMjY1MzRmOGNkNTY0ZmNlMi5qcGcSCjk5OS10eV8wXzEwATjui3pYsrf4mzs/cr/s/q.jpg
            //  http://192.168.40.130:9000/lzatguiguts/xxx.jpg;
            url= minioConstantProperties.getEndpointUrl()+"/"+minioConstantProperties.getBucketName()+"/"+fileName;
            System.out.println("url:\t"+url);
        } catch (MinioException e) {
            System.out.println("Error occurred: " + e);
            System.out.println("HTTP trace: " + e.httpTrace());
        } catch (IOException e) {
            throw new RuntimeException(e);
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        } catch (InvalidKeyException e) {
            throw new RuntimeException(e);
        }
       //返回url
        return Result.ok(url);
    }
}
